Sets the parent ComponentContainer for this Component.
An error will be thrown if the parent does not contain this Component.
Adding a Component to a ComponentContainer should be done
using the appropriate method on the ComponentContainer.

scale

Sets the QuantitativeScale on the GuideLineLayer.
If value() was the last property set, pixelPosition() will be updated according to the new scale.
If pixelPosition() was the last property set, value() will be updated according to the new scale.